"We will end in a very rock-and-roll fashion."
Where did the Earth get its water? For years some scientists have argued that it was brought here by water-bearing comets
She added, "The city is larger than the comet by about a factor of 10. Wikipedia tells me that there are 80 districts in
Rosetta arrived at Comet 67P/C-G (as it is known) after a 10-year and 4-billion-mile chase (6.4 billion km) across the solar
"It is challenging; it's never been done before," Taylor said. "Other [comet] missions have been flybys at high speed and